package com.purchasing.system.service;

public interface EmailService {
    void sendEmail(String to, String subject, String content);
    
    /**
     * 异步发送邮件
     * @param to 收件人邮箱
     * @param subject 邮件主题
     * @param content 邮件内容
     */
    void sendEmailAsync(String to, String subject, String content);
} 